22102220100202 has 32 divisors (see below), whose sum is σ = 37335233862144. Its totient is φ = 9722051265600.

The previous prime is 22102220100167. The next prime is 22102220100229. The reversal of 22102220100202 is 20200102220122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19928968 + ... + 21008764.

It is an arithmetic number, because the mean of its divisors is an integer number (1166726058192).

Almost surely, 2^{22102220100202} is an apocalyptic number.

22102220100202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22102220100202 is a deficient number, since it is larger than the sum of its proper divisors (15233013761942).

22102220100202 is a wasteful number, since it uses less digits than its factorization.

22102220100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109854.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22102220100202 its reverse (20200102220122), we get a palindrome (42302322320324).

The spelling of 22102220100202 in words is "twenty-two trillion, one hundred two billion, two hundred twenty million, one hundred thousand, two hundred two".